@mixin bg($url) {
  background: url($url) no-repeat;
  background-size: 100% 100%;
}

.audit {
  padding: 20px 40px;
  div.img {
    &:first-child {
      p:last-child {
        @include bg('../img/audit_1.png')
      }
    }
    &:last-child {
      p:last-child {
        @include bg('../img/audit_2.png')
      }
    }
    p {
      &.title {
        font-size: 28px;
        color: #666666;
        text-align: center;
        padding: 20px 0;
      }
      &:last-child {
        height: 423px;
      }
    }
  }
}